Gastrointestinal haemorrhage, gastric ulcer and aspirin.
D000208:Acute Disease; D000328:Adult; D000367:Age Factors; D000368:Aged; D001241:Aspirin / Q000009:adverse effects*; D001315:Australia; D003937:Diagnosis, Differential; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000139:chemically induced* / Q000175:diagnosis / Q000401:mortality; D006801:Humans; D008297:Male; D008875:Middle Aged; D010438:Peptic Ulcer Hemorrhage / Q000139:chemically induced / Q000175:diagnosis; D012737:Sex Factors; D013276:Stomach Ulcer / Q000139:chemically induced*
D001241:Aspirin